Horley, England, Campbell’s wonder car Bluebird ready for test at Daytona, very large auto showcased, put on display, close up of driver and his son, Chicago, IL, Tired couples totter on feet over 2500 hours in walkathon event, high angle view of couples on the dance floor, men hold on to their partners, men drag and carry their partners, dancer falls, collapses to the floor, man swings his partner,